#include <stdio.h>
int main()
{
    //数组的创立
    int arr1[5] = {1, 2, 3, 4, 5};//完全初始化
    //取地址
    int i = 0;
    for (i = 0; i < 5; i++)
    {
        printf("%d\n", arr1[i]);
    }
    //printf("%zd\n", sizeof(arr1[5]));算了单个元素的字节
   // printf("%zd", sizeof(arr1));
   printf("%d\n", arr1[3]);
    return 0;
}